/* 移动端侧边栏菜单（与 bogeyin 页一致） */
header {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10001 !important;
    background: rgba(255, 255, 255, 0.95) !important;
    padding: 10px 15px;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    width: 100% !important;
    height: auto !important;
    float: none !important;
    pointer-events: auto !important;
}

header.dark,
header.scroll,
header.active {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
}

header.dark .navbtn span,
header .navbtn span {
    background: #333 !important;
}

header .right {
    display: none !important;
}

header .logo {
    height: 40px;
}

header .logo img {
    height: 100%;
    max-height: 40px;
}

.navbtn {
    position: relative !important;
    left: auto !important;
    top: auto !important;
    width: 30px !important;
    height: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    z-index: 1000;
    float: none !important;
    cursor: pointer;
}

.navbtn span {
    float: none !important;
    width: 100%;
    height: 2px !important;
    background: #333 !important;
    margin-bottom: 0 !important;
    transition: all 0.3s;
}

.navbtn.navclose span {
    background-color: #333 !important;
}

.navbtn.navclose span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.navbtn.navclose span:nth-child(2) {
    opacity: 0;
}

.navbtn.navclose span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: none;
}

.nav-panel {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    max-width: 280px;
    height: 100%;
    background: #fff;
    z-index: 10002;
    transition: left 0.3s;
    padding-top: 80px;
    overflow-y: auto;
}

.nav-panel.active {
    left: 0;
}

.nav-panel ul {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    display: block;
}

.nav-panel ul li {
    border-bottom: 1px solid #eee;
    margin-top: 0;
    padding-bottom: 0;
    text-align: left;
    text-transform: none;
    font-size: 16px;
    line-height: normal;
    color: #333;
    position: relative;
}

.nav-panel ul li a {
    display: block;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    flex-direction: column;
}

.nav-panel ul li a span {
    display: block;
    font-size: 12px;
    color: #999;
    margin-top: 2px;
    font-family: inherit;
}

.nav-panel .dropdown-toggle {
    position: relative;
}

.nav-panel .dropdown-toggle:after {
    content: '>';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    color: #999;
}

.nav-panel .submenu {
    display: none;
    background: #f8f8f8;
}

.nav-panel .submenu li a {
    padding-left: 40px;
}

body.nav-open {
    overflow: hidden;
}

.main-content {
    padding-top: 60px;
}

/* fullPage 页面由 JS 设置 paddingTop，避免与此处冲突 */
html.fp-enabled #main {
    padding-top: 0 !important;
}

.gt_float_switcher {
    position: fixed !important;
    top: 70px !important;
    right: 15px !important;
    left: auto !important;
    bottom: auto !important;
    z-index: 2147483647 !important;
    transform: scale(0.6) !important;
    transform-origin: top right !important;
}

/* fullPage 页面：顶栏透明，菜单展开时恢复白底 */
body.page-fullpage header {
    background: transparent !important;
    box-shadow: none !important;
}

body.page-fullpage header.dark,
body.page-fullpage header.scroll,
body.page-fullpage header.active,
body.page-fullpage.nav-open header {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
}